Finding the Third Proportional to 19,859,914.50 and 42,854,958

Step by Step Solution

1. Step 1: Write the proportion equation
   19,859,914.50 : 42,854,958 = 42,854,958 : x
2. Step 2: Convert to fraction form
   19,859,914.50/42,854,958 = 42,854,958/x
3. Step 3: Cross multiply
   19,859,914.50x = 42,854,958 × 42,854,958
4. Step 4: Simplify right side
   19,859,914.50x = 1,836,547,425,181,764
5. Step 5: Solve for x
   x = 1,836,547,425,181,764/19,859,914.50
6. Step 6: Final answer
   x = 92,475,092.24